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Marquise|Lab Grown|IGI

5.09ct G VVS1 Marquise Lab Grown Diamond

EX • G/VVS1 • IGI LG850678948

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG850678948

Diamond specifications and retailer prices

From $1,608 SGD
$1,257 USD
As of November 2, 2026
Save $4,936 SGD (75%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $13,313 SGD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 5.09ct lab-grown marquise diamond

This 5.09ct lab-grown marquise sits in the over five carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG850678948 or 850678948. Listed at 17 retailers as of October 31, 2026, with a 307% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.09
Carat
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850678948
Dimensions17.46 × 9.02 × 5.69 mm
L/W Ratio1.94
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.46 mm9.02 mm5.09 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850678948
Side View
Table 58.0%Crown 37.8°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 63.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $13,313 SGD|Low: $1,608 SGD|High: $13,313 SGD|Avg: $4,162 SGD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 2, 2026
Retailer 10$1,608 SGD
Retailer 12$1,750 SGD
Retailer 7$1,799 SGD
Retailer 17$1,865 SGD
Retailer 2$1,986 SGD
Retailer 16$2,085 SGD
Retailer 15$2,363 SGD
Retailer 11$2,628 SGD
Retailer 13$2,667 SGD
Retailer 8$3,156 SGD
Retailer 3$3,495 SGD
Retailer 5$3,780 SGD
Retailer 6$4,454 SGD
Retailer 4$5,351 SGD
Retailer 14$5,569 SGD
Retailer 9$6,543 SGD
Brilliant Earth$13,313 SGD

4 data points across 17 retailers

17 retailers$1,608 SGD to $6,543 SGD

A
Cheapest Retailer
-
$1,608 SGD
$1,257 USD
A
Retailer 2
-
$1,750 SGD
$1,368 USD
View
A
Retailer 3
-
$1,799 SGD
$1,407 USD
View
Final sale: no returns
A
Retailer 4
-
$1,865 SGD
$1,458 USD
View
A
Retailer 5
-
$1,986 SGD
£1,223 GBP
View
A
Retailer 6
-
$2,085 SGD
$1,630 USD
View
B+
Retailer 7
-
$2,363 SGD
$1,848 USD
View
B+
Retailer 8
-
$2,628 SGD
£1,618 GBP
View
B+
Retailer 9
-
$2,667 SGD
$2,085 USD
View
B+
Retailer 10
-
$3,156 SGD
$2,468 USD
View
B+
Retailer 11
-
$3,495 SGD
$2,733 USD
View
B+
Retailer 12
-
$3,780 SGD
A$4,547 AUD
View
B
Retailer 13
-
$4,454 SGD
$3,483 USD
View
B
Retailer 14
-
$5,351 SGD
$4,184 USD
View
B
Retailer 15
-
$5,569 SGD
$4,355 USD
View
B
Retailer 16
-
$6,543 SGD
$5,116 USD
View
Most Expensive
Brilliant Earth
22376922A · Nov 2
$13,313 SGD
$10,410 USD
View
Price under review
16 more retailers have this diamond
Prices start from $1,608 SGDSave up to $4,936 SGD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
5.09ct Marquise
$1,608 SGD